Eastbound I-66 is still very slow approaching Chain Bridge Road. Things start to slow down after the Fairfax County Parkway. While traffic is slow, it’s definitely moving as you get through this stretch and approach the Beltway.

A disabled vehicle on I-395 North before Duke Street is blocking the right shoulder.

8:30 A.M. Update:

The disabled vehicle on the inner loop of the Beltway just before the G.W. Parkway has been cleared from the shoulder.

8:20 A.M. Update:

Now there’s a disabled vehicle on the inner loop of the Beltway just before the G.W. Parkway. It’s blocking the right shoulder.

8:10 A.M. Update:

A disabled vehicle on I-295 North between Polk Street and Eastern Avenue NE could cause issues there.

The disabled vehicle on the outer loop of the Beltway after the G.W. Parkway has been cleared from the shoulder.

8 A.M. Update:

The accident on I-66 East at Chain Bridge Road isn’t just causing issues on I-66. Traffic is also in­cred­ibly backed up on eastbound U.S. 50 trying to get onto I-66 East, according to a commuter.

7:53 A.M. Update:

The accident on eastbound I-66 at Chain Bridge Road has been moved to the right shoulder. The left three lanes and left shoulder have reopened. Very heavy delays remain, so expect issues approaching this spot.

7:45 A.M. Update:

An accident on eastbound I-66 at Chain Bridge Road is blocking the left three lanes and the left shoulder. Only the right lane is getting by. One commuter reports that traffic has nearly come to a halt around Lee Jackson Highway/U.S. 50, three exits before Chain Bridge Road.

The earlier accident blocking lanes on Pennsylvania Avenue at I-295 has been cleared and all lanes reopened.

7:35 A.M. Update:

The disabled vehicle on I-95 South at the Springfield Interchange has been moved to the left shoulder. The left lane has reopened.

A disabled vehicle on the outer loop of the Beltway after the G.W. Parkway is blocking the right shoulder.

7:20 A.M. Update:

The disabled vehicle on I-95 South at the Springfield Interchange is still blocking the left lane.

An accident is blocking the right shoulder at the bottom of the ramp from Seminary Road to I-395 North.

7:05 A.M. Update:

An accident on eastbound Pennsylvania Avenue SE at the exit ramp for I-295 North is blocking the two left lanes. Avoid this area if possible.

The disabled vehicle on the outer loop of the Beltway at Arlington Boulevard has been cleared from the shoulder.

6:55 A.M. Update:

An accident was temporarily closing the right lane on I-395 South at Glebe Road, but it has been cleared and the lane reopened.

A disabled vehicle on the outer loop of the Beltway at Arlington Boulevard is blocking the right shoulder.

6:45 A.M. Update:

I-395 North is unusually congested around Glebe Road and Washington Boulevard right now. There’s also heavy traffic on I-395 North from Duke Street essentially back to the Springfield Interchange. If you’re taking I-395, expect congestion to slow you this morning.

6:40 A.M. Update:

The disabled vehicle has been cleared from the shoulder of the I-395 North HOV lanes after King Street.

I-395 North is unusually congested around Glebe Road and Washington Boulevard right now. There’s also congestion on I-395 North from Duke Street essentially back to the Springfield Interchange.

6:20 A.M. Update:

A disabled vehicle is blocking the right shoulder of the northbound HOV lanes on I-395 after King Street.

Original Post:

Good morning, commuters! We’re in for another cold day, so bundle up before you head out, according to the Capital Weather Gang.

We’ll be keeping an eye on the roads and rails this morning, reporting any delays or issues — and we will need your help. If you hear about any congestion, delays, problems or anything at all, tell us in the comments section below or by tweeting @drgridlock.

So far:

— A disabled vehicle on I-95 South at the Springfield Interchange is blocking the left lane.

— There were a number of streets closed earlier this morning in Southeast Washington, but they have all reopened. (Just a head’s up in case you encountered barriers earlier. Numerous streets were closed, but they all reopened by about 5:30 a.m.)

Mark Berman is a reporter on the National staff. He runs Post Nation, a destination for breaking news and developing stories from around the country.

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Comments our editors find particularly useful or relevant are displayed in Top Comments, as are comments by users with these badges: . Replies to those posts appear here, as well as posts by staff writers.